ATENA10 Networks, Inc.

$25.88

Who owns ATEN

259 institutions reported holding ATEN for 2026Q1, together 99% of the company, more than the 236 a quarter earlier.

259

Institutions reporting a position · as of 2026Q1 · up from 236 the quarter before

Shares held by institutions
72.2M

Shares held by institutions · 99% of the company · long US equity positions only, as reported on Form 13F

Reported value
$1.67B

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
40%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
49
New positions
52
Positions exited
36
Added to
91
Reduced
70
Top 10 holdersof the company
52%
Institutional ownership by quarter, 2014Q1 to 2026Q1
QuarterFilersSharesReported value
2026Q125972.2M$1.67B
2025Q423670.2M$1.24B
2025Q323470.1M$1.27B
2025Q222670.3M$1.36B
2025Q124870.3M$1.15B
2024Q421865.0M$1.20B
2024Q320665.3M$943M
2024Q221666.5M$921M
2024Q117867.6M$928M
2023Q418967.7M$891M
2023Q319065.3M$982M
2023Q219665.5M$953M
2023Q121663.5M$984M
2022Q422265.9M$1.10B
2022Q319965.2M$866M
2022Q220268.6M$986M
Largest reported holders, 2026Q1
HolderShares% of companyValue
BlackRock Inc.13.1M18%$303M
VANGUARD GROUP INC7.1M9.8%$164M
Penserra Capital Management LLC3.6M4.9%$83M
STATE STREET CORP3.1M4.2%$71M
BTIM Corp.2.2M3.0%$50M
WELLINGTON MANAGEMENT GROUP LLP2.1M2.8%$48M
BARCLAYS PLC1.9M2.6%$43M
RENAISSANCE TECHNOLOGIES LLC1.8M2.4%$41M
FIRST TRUST ADVISORS LP1.7M2.4%$40M
GEODE CAPITAL MANAGEMENT LLC1.7M2.4%$40M

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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